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Triconex 3201 Communication Module

Technical Specifications:
  • System Architecture: The 3201 model is part of a triply redundant architecture, offering fault tolerance and high availability. This triple modular redundancy (TMR) ensures continuous operation even in the event of hardware failures.
  • Processor Capabilities: Equipped with powerful processors capable of executing complex control logic and diagnostics simultaneously across three channels to ensure reliable operation.
  • Memory: Includes sufficient memory for storing application programs, historical data, and system parameters, supporting extensive configuration and logging capabilities.
  • Communication Interfaces: Supports various communication protocols including Modbus, OPC, and proprietary interfaces, enabling seamless integration with distributed control systems (DCS) and other plant networks.
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TRICONEX 3311 Digital Input Module

Technical Specifications
  • Input Channels: 16 independent digital input channels
  • Input Voltage Range: 18–32 VDC (typical 24 VDC)
  • Input Current: ≤6 mA per channel
  • Input Types: Dry contact or wet contact signals
  • Channel Isolation: Each input channel is isolated from the system bus
  • Redundancy Design: TMR (Triple Modular Redundant) input paths per channel
  • Response Time: ≤5 ms (including filtering)
  • Diagnostic Functions: Line monitoring, open-circuit detection, short-circuit detection
  • Operating Temperature: -20°C to +60°C
  • Storage Temperature: -40°C to +85°C
  • Humidity Range: 5%–95% RH (non-condensing)
  • Weight: Approximately 1.2 kg
  • Mounting: Mechanically locked to prevent misinstallation
  • Certifications: SIL 3 (IEC 61508), TÜV Rheinland-certified
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Triconex 3351 Analog Input (AI) Module

Technical Specifications
  • Input and Signal Parameters
    • The analog input version has 32 shared points, with a nominal input current of 4 - 20mA DC and an operating current range of 2 - 22mA DC. It has a 16-bit resolution and an accuracy of ±0.01% within the 1000 - 20000Hz frequency range.
    • The pulse input version has 8 high-frequency input points, a pulse count measurement resolution of 1 microsecond, and an input diagnostic fault range of 0.5% of the full scale. The input change sampling cycle is the longer one between one scan and 210 milliseconds.
    • The module has an input bandwidth of 16Hz, an absolute maximum field voltage of 33V DC, and an absolute maximum reverse field voltage of -0.6V DC.
  • Power and Electrical Parameters
    • The nominal power supply voltage is 24V DC. The minimum isolation between functional and protective earth is 500V DC, and the minimum isolation between functional and functional earth is 800V DC.
    • The module has a source impedance of 180Ω, an input impedance of 250Ω when paired with a baseplate, and a 100Ω I-to-V resistor with a tolerance of ±0.01%.
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Triconex 3401 Digital Output Module

Technical Specifications
  • Output and Signal Parameters
    • The nominal output voltage is 24V DC, and the operating voltage range is 15 - 30V DC, with an absolute maximum output voltage of 33V DC and an absolute maximum reverse input voltage of -0.6V DC.
    • In switching mode, the maximum output current is less than 4.8A with self-limiting function, and the typical value is 3A; in carry mode, the minimum output current is more than 0.7A with self-limiting function, and the typical value is 1.5A.
    • The loop-back threshold is 0 - 5V DC for the off state, 6 - 14V DC for the transition state, and 15 - 30V DC for the on state, and the off-state leakage current to the load is less than 1mA.
  • Power and Isolation Parameters
    • The minimum isolation voltage between functional circuit and protective ground is 500V DC, and the minimum isolation voltage between functional circuit and functional logic ground is 800V DC, which can effectively prevent electrical interference from affecting the normal operation of the module.
    • The voltage drop in the on-state is less than 1V DC when the current is 1.5A, which reduces the energy loss during signal transmission and ensures the efficiency of power utilization.
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TRICONEX 3415

Technical Specifications
  • Redundancy: TMR design with three independent channels for fault tolerance.
  • Safety Integrity Level (SIL): SIL 3 certified, suitable for high-risk applications.
  • I/O Capacity: Supports up to 70 I/O points (varies by module type).
  • Processor: 32-bit CPU per channel, 50 MHz clock speed.
  • Memory: 16 MB RAM per channel for complex logic execution.
  • Communication: Ethernet, RS-232, RS-485, and Modbus protocols for integration with DCS or HMI systems.
  • Operating Temperature: -20°C to +60°C (industrial-grade reliability).
  • Power Supply: Dual redundant power inputs for uninterrupted operation.
  • Certifications: TÜV Rheinland-certified, compliant with IEC 61508, ISA S84.01, and NFPA 72.
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TRICONEX 3451 Remote Terminal Unit/Relay Output Module

Technical Specifications
  • Output Channels: 32 independent relay output channels
  • Relay Type: Form A (SPST-NO) dry contact outputs
  • Voltage Rating:
    • Maximum: 30 VDC / 250 VAC
    • Recommended: 24 VDC (common industrial standard)
  • Current Rating: 2 A (resistive load per channel)
  • Channel Isolation: Each channel is electrically isolated from the system bus
  • Response Time: ≤10 ms
  • Redundancy: TMR architecture with three independent channels per output
  • Fault Tolerance: Single-channel failures do not disrupt operation; hot-swapping supported
  • Communication: Compatible with Ethernet, RS-232, RS-485, and Modbus protocols
  • Certifications: SIL 3 (IEC 61508), TÜV Rheinland-certified
  • Operating Temperature: -20°C to +60°C
  • Mounting: Plug-in module with dedicated base for secure installation
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Triconex 3481 Analog Output Module

Technical Specifications
  • Output and Signal Parameters
    • It has 4 common - return, DC - coupled output channels, with a 12 - bit resolution and an output accuracy of less than 0.25% of the full - scale range within the 4 - 20mA controlled current range.
    • The output current can reach an over - range of 0 - 22mA and also has a 0mA output capability, with a step function response time of less than 2ms.
    • The typical switch time when a channel fails is 1ms, and the maximum switch time does not exceed 3ms.
  • Power and Loop Parameters
    • The nominal external loop power supply is 24V DC, and the maximum allowable voltage is 32V DC, with reverse voltage protection.
    • For a 300Ω load, the loop power supply needs to be over 16V DC with a minimum current of 1A; for an 800Ω load, the loop power supply must be over 28V DC with a minimum current of 1A.
    • It has continuous over - range protection against 36V DC and 0V DC, which effectively protects the internal circuitry from damage due to abnormal voltage.
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TRICONEX 3501E Digital Input Module

Technical Specifications
  • Input Channels: 32 isolated, non-shared digital inputs
  • Input Voltage: 115 VAC/DC (90–155 VAC/DC range)
  • Switching Level:
    • On: >86 VAC/DC
    • Off: <28 VAC/DC
  • Frequency Range: DC or 47–63 Hz
  • Hysteresis: Typical 32 VAC/DC
  • Response Time: Sub-millisecond for signal detection
  • Isolation: Each channel is electrically isolated from the system bus
  • Redundancy: TMR design with three independent channels per input
  • Certifications: SIL 3 (IEC 61508), TÜV Rheinland-certified
  • Operating Temperature: -40°C to +70°C (-40°F to 158°F)
  • Weight: Approximately 3 kg
  • Mounting: DIN rail or panel-mounted
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TRICONEX 3501E Digital Input Module

Technical Specifications
  • Input Channels: 32 isolated, non-shared digital inputs
  • Input Voltage: 115 VAC/DC (90–155 VAC/DC range)
  • Switching Level:
    • On: >86 VAC/DC
    • Off: <28 VAC/DC
  • Frequency Range: DC or 47–63 Hz
  • Response Time: Sub-millisecond for signal detection
  • Hysteresis: Typical 32 VAC/DC
  • Isolation: Each channel is electrically isolated from the system bus
  • Redundancy: TMR design with three independent channels per input
  • Certifications: SIL 3 (IEC 61508), TÜV Rheinland-certified
  • Operating Temperature: -40°C to +70°C (-40°F to 158°F)
  • Weight: Approximately 3 kg
  • Mounting: DIN rail or panel-mounted
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Triconex 3503E Triple Modular Redundancy Digital Input Module

Technical Specifications
  • Input and Signal Parameters
    • It is configured with 32 digital input channels, supporting 24V AC/DC input voltage, with a recommended input voltage range of 20 - 42.5V DC and a maximum allowable voltage of 42.5V AC/DC.
    • It accommodates DC signals and AC signals within the 47 - 63Hz frequency range, and achieves optical isolation between the field side and the Tricone system to prevent electromagnetic interference.
    • The response time of the module is less than 1ms, enabling rapid capture and transmission of field signal changes to meet real-time control requirements.
  • Physical and Environmental Parameters
    • The module weighs approximately 0.5 kilograms, with dimensions of 120mm x 80mm x 35mm, and features a compact structure suitable for installation in 19-inch standard DIN rail racks.
    • Its operating temperature ranges from -40°C to 70°C, and the storage temperature spans from -40°C to 85°C. It operates stably in environments with 5% - 95% relative humidity without condensation, and has a protection level of IP20.
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Triconex 3503EN High-Reliability Digital Input Module

Technical Specifications
  • Input and Signal Parameters
    • It supports 24V AC/DC input voltage, with a recommended input voltage range of 20 - 42.5V DC and a maximum allowable voltage of 42.5V AC/DC.
    • It is configured with 32 input channels, which are grouped into commoned units of 8 channels each. The input frequency is 47 - 63Hz for AC 24V and 50Hz for DC 24V, with a millisecond-level response time to capture field signal changes rapidly.
    • The point isolation voltage reaches 1500V DC, which effectively isolates external electromagnetic interference and ensures the accuracy and stability of input signals.
  • Power and Physical Parameters
    • It uses a 24V DC power supply and has a power consumption of less than 5W, which matches the power configuration of most industrial control systems.
    • It is designed for 19-inch rack installation, with dimensions of 150mm in width, 80mm in height and 50mm in depth. Its actual weight is 4 kilograms, and the transport weight is 10.5 kilograms.
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Triconex 3504E High-Density Triple Modular Redundancy Digital Input Module

  • Technical Specifications
    • Input and Signal Parameters
      • It is configured with 64 commoned, DC-coupled input channels. It offers software-selectable voltage options of 24 VDC or 48 VDC, adapting to different industrial field requirements.
      • The voltage range for 24 VDC is 15 - 30 VDC with a maximum voltage of 36 VDC; for 48 VDC, the range is 20 - 72 VDC. The turn-on voltage threshold exceeds 15 VDC for 24 VDC and 32 VDC for 48 VDC, while the turn-off threshold is below 6 VDC for 24 VDC and 11 VDC for 48 VDC.
      • The nominal turn-on current is 2 - 3 mA. The input delay is less than 2 ms for 24 VDC and less than 10 ms for 48 VDC, and the minimum point isolation voltage reaches 1500 VDC.
    • Physical and Weight Parameters
      • There are conflicting data on its physical dimensions from different sources, but it is designed for integration into standard Triconex system racks. One source lists its weight as 5000 grams, while another cites approximately 0.5 kilograms, and these discrepancies may stem from differences in whether accessories are included in the weighing.
    • Environmental Parameters
      • It maintains stable operation within an operating temperature range of -40°C to 70°C, which allows it to adapt to extreme temperature conditions in various industrial sites.
      • It has a protection level of IP65, enabling it to resist the impact of dust and water in harsh industrial environments and ensuring long-term reliable operation.
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